Diana Hartman, LCSW
NPI 1528632551 · Social Worker · Helena, MT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Hartman, LCSW is a Social Worker provider in Helena, MT (NPI 1528632551).
Provider details
- NPI number
- 1528632551
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 48742 (MT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-14
- Last updated
- 2026-01-06
- Certified
- 2026-01-06
Frequently asked questions
- What is Diana Hartman's NPI number?
- Diana Hartman's National Provider Identifier (NPI) is 1528632551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Hartman's specialty?
- Diana Hartman is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Diana Hartman located?
- Diana Hartman's practice location on file with NPPES is 2755 Colonial Dr, Helena, MT 59601-4926.
- What is Diana Hartman's phone number?
- The practice phone number listed in the NPPES registry for Diana Hartman is (406) 444-7500.
- Does Diana Hartman accept Medicare?
- Diana Hartman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Hartman's NPI active?
- Yes — Diana Hartman's NPI (1528632551) is active in the NPPES registry as of the last update on 2026-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.